GeForce 6600 GT
Radeon R5 220
GeForce 6600 GT vs Radeon R5 220 Performance Spectrum
About G3D Mark
G3D Mark is a standard benchmark that measures graphics performance in real-world gaming scenarios. It simplifies comparing cards from different brands, where higher scores directly correlate with better fps and smoother gaming experiences.
GeForce 6600 GT vs Radeon R5 220 FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with Ryzen 7 9800X3D to isolate GPU performance.
Search any supported game below to compare 1080p FPS for both components.
Path of Exile 2
Counter-Strike 2
League of Legends
Valorant
Among Us
Apex Legends
ARC Raiders
Baldur's Gate 3
Call of Duty: Black Ops 6
GeForce 6600 GT vs Radeon R5 220: Pros, Cons & Final Verdict
See where each GPU makes more sense in practice: raw FPS, VRAM, features, power draw, pricing, and long-term headroom.
GeForce 6600 GT
2012Why buy it
- ✅Draws 150W instead of 275W, a 125W reduction.
Trade-offs
- ❌Less VRAM, with 256 MB vs 1 GB for high-resolution textures and newer games.
- ❌2012 hardware with 256 MB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌468.6% HIGHER MSRP$199 MSRPvs$35 MSRP
- ❌Lower G3D Mark per dollar, at 0.7 vs 4.2 G3D/$ ($199 MSRP vs $35 MSRP).
Radeon R5 220
2013Why buy it
- ✅Costs $164 less on MSRP ($35 MSRP vs $199 MSRP).
- ✅Delivers 484.5% more G3D Mark for each dollar spent, at 4.2 vs 0.7 G3D/$ ($35 MSRP vs $199 MSRP).
- ✅300% more VRAM for high-resolution textures and newer games (1 GB vs 256 MB).
- ✅Measures 168mm instead of 183mm, a 15mm shorter card that is more SFF-friendly.
Trade-offs
- ❌2013 hardware with 1 GB of VRAM is already well past its comfortable zone for modern gaming, so it is hard to recommend now.
- ❌83.3% higher power demand at 275W vs 150W.
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GeForce 6600 GT vs Radeon R5 220 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.
GeForce 6600 GT
The GeForce 6600 GT is manufactured by NVIDIA. It was released in August 16 2012. It features the Kepler architecture. The core clock ranges from 915 MHz to 980 MHz. It has 1344 shading units. The thermal design power (TDP) is 150W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 143 points. Launch price was $299.
Radeon R5 220
The Radeon R5 220 is manufactured by AMD. It was released in November 5 2013. It features the GCN 2.0 architecture. The core clock speed is 947 MHz. It has 2560 shading units. The thermal design power (TDP) is 275W. Manufactured using 28 nm process technology. G3D Mark benchmark score: 147 points. Launch price was $399.
Graphics Performance
The GeForce 6600 GT scores 143 and the Radeon R5 220 reaches 147 in the G3D Mark benchmark — just a 2.8% difference, making them near-identical in rasterization performance. The GeForce 6600 GT is built on Kepler while the Radeon R5 220 uses GCN 2.0, both on a 28 nm process. Shader units: 1,344 (GeForce 6600 GT) vs 2,560 (Radeon R5 220). Raw compute: 2.634 TFLOPS (GeForce 6600 GT) vs 4.849 TFLOPS (Radeon R5 220).
| Feature | GeForce 6600 GT | Radeon R5 220 |
|---|---|---|
| G3D Mark Score | 143 | 147+3% |
| Architecture | Kepler | GCN 2.0 |
| Process Node | 28 nm | 28 nm |
| Shading Units | 1344 | 2560+90% |
| Compute (TFLOPS) | 2.634 TFLOPS | 4.849 TFLOPS+84% |
| ROPs | 24 | 64+167% |
| TMUs | 112 | 160+43% |
| L1 Cache | 112 KB | 640 KB+471% |
| L2 Cache | 0.38 MB | 1 MB+163% |
Advanced Features (DLSS/FSR)
The GeForce 6600 GT gets NVIDIA DLSS, which still tends to look cleaner in motion. The Radeon R5 220 leans on FSR, which is flexible and widely supported, but usually a bit rougher at the same settings.
| Feature | GeForce 6600 GT | Radeon R5 220 |
|---|---|---|
| Upscaling Tech | Upscaling support | FSR Upscaling / FSR 4 |
| Frame Generation | Not Supported | Not Supported |
| Ray Reconstruction | No | No |
| Low Latency | NVIDIA Reflex | AMD Anti-Lag |
Video Memory (VRAM)
The GeForce 6600 GT has 256 MB of VRAM, while the Radeon R5 220 carries 1 GB. Radeon R5 220 gives you 300% more memory capacity, which matters more once you move into heavier textures, mods, or higher resolutions. Memory bus width is 128-bit on the GeForce 6600 GT and 128-bit on the Radeon R5 220. L2 Cache: 0.38 MB (GeForce 6600 GT) vs 1 MB (Radeon R5 220) — the Radeon R5 220 has significantly larger on-die cache to reduce VRAM reliance.
| Feature | GeForce 6600 GT | Radeon R5 220 |
|---|---|---|
| VRAM Capacity | 0.25 GB | 1 GB+300% |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | Unknown | Unknown |
| Bus Width | 128-bit | 128-bit |
| L2 Cache | 0.38 MB | 1 MB+163% |
Display & API Support
DirectX support: 9.0c (GeForce 6600 GT) vs 11.2 (Radeon R5 220). Maximum simultaneous displays: 2 vs 3.
| Feature | GeForce 6600 GT | Radeon R5 220 |
|---|---|---|
| DirectX | 9.0c | 11.2+24% |
| Max Displays | 2 | 3+50% |
Media & Encoding
Hardware encoder: No (GeForce 6600 GT) vs VCE 1.0 (Radeon R5 220). Decoder: PureVideo vs UVD 3.1.
| Feature | GeForce 6600 GT | Radeon R5 220 |
|---|---|---|
| Encoder | No | VCE 1.0 |
| Decoder | PureVideo | UVD 3.1 |
| Codecs | MPEG-2 | — |
Power & Dimensions
The GeForce 6600 GT draws 150W versus the Radeon R5 220's 275W — a 58.8% difference. The GeForce 6600 GT is more power-efficient. Recommended PSU: 350W (GeForce 6600 GT) vs 350W (Radeon R5 220). Power connectors: Legacy vs PCIe-powered. Card length: 183mm vs 168mm, occupying 1 vs 1 slots.
| Feature | GeForce 6600 GT | Radeon R5 220 |
|---|---|---|
| TDP | 150W-45% | 275W |
| Recommended PSU | 350W | 350W |
| Power Connector | Legacy | PCIe-powered |
| Length | 183mm | 168mm |
| Height | 111mm | — |
| Slots | 1 | 1 |
| Temp (Load) | 75°C | — |
| Perf/Watt | 1.0+100% | 0.5 |
Value Analysis
At launch, the GeForce 6600 GT came in at $199, while the Radeon R5 220 launched at $35. On MSRP, Radeon R5 220 was 82.4% cheaper ($164 less). Performance per dollar on MSRP (G3D Mark / MSRP): 0.7 (GeForce 6600 GT) vs 4.2 (Radeon R5 220) — the Radeon R5 220 offers 500% better value. The newer card here is Radeon R5 220 (2013 vs 2012).
| Feature | GeForce 6600 GT | Radeon R5 220 |
|---|---|---|
| MSRP | $199 | $35-82% |
| Performance per Dollar | 0.7 | 4.2+500% |
| Codename | GK104 | Hawaii |
| Release | August 16 2012 | November 5 2013 |
| Ranking | #472 | #316 |
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